/* Rich long-form article components, scoped under .nbl-article.
   Nousable design system: serif (Libre Baskerville) headings, Plus Jakarta
   body, site palette, primary blue #007BFF + pink accent, 16px radius.
   No monospace anywhere — small technical labels use spaced sans. */

.nbl-article { max-width: 100%; font-family: var(--font); color: var(--ink); }
.nbl-article > * { max-width: 100%; }

/* intro */
.nbl-article .nbl-dek {
  font-family: var(--font);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin: 0 0 20px;
}
.nbl-article .nbl-lede {
  font-size: 20px;
  line-height: 1.55;
  color: var(--ink);
  max-width: 62ch;
  margin: 0 0 8px;
}

/* headings */
.nbl-article h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 27px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 60px 0 16px;
  scroll-margin-top: 90px;
}
.nbl-article h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 8px;
}
.nbl-article p {
  color: var(--ink);
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.65;
}
.nbl-article p strong { color: var(--ink); font-weight: 600; }
.nbl-article em { font-style: italic; }

/* callout */
.nbl-article .callout {
  background: var(--cream-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-md);
  padding: 20px 24px;
  margin: 26px 0;
  font-size: 16px;
  color: var(--ink-2);
  max-width: none;
}
.nbl-article .callout strong { color: var(--ink); }

/* failure list */
.nbl-article .fails { margin: 28px 0 10px; }
.nbl-article .fail {
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-md);
  box-shadow: var(--sh-hard);
  padding: 24px 26px;
  margin-bottom: 14px;
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 24px;
  align-items: start;
}
.nbl-article .fail .fx {
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-600);
  display: block;
  margin-bottom: 10px;
  letter-spacing: .08em;
}
.nbl-article .fail p { font-size: 15px; color: var(--ink-2); margin: 0; max-width: 58ch; }
.nbl-article .fail .cost { border-left: 2px solid var(--border-soft); padding-left: 20px; }
.nbl-article .fail .cost .label {
  font-family: var(--font);
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-4); font-weight: 700; display: block; margin-bottom: 6px;
}
.nbl-article .fail .cost .time {
  font-size: 21px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.2; color: var(--ink);
}
.nbl-article .fail .cost .time small {
  display: block; font-size: 12.5px; font-weight: 400; color: var(--ink-4); margin-top: 4px; letter-spacing: 0;
}

/* timeline */
.nbl-article .timeline {
  border: 1px solid var(--border-soft);
  border-radius: var(--r-md);
  background: var(--white);
  padding: 26px;
  margin: 26px 0 8px;
}
.nbl-article .timeline .t-head { display: grid; grid-template-columns: 210px 1fr; gap: 16px; margin-bottom: 6px; }
.nbl-article .timeline .t-months { display: grid; grid-template-columns: repeat(12,1fr); font-size: 11px; font-weight: 600; color: var(--ink-4); }
.nbl-article .timeline .t-row { display: grid; grid-template-columns: 210px 1fr; gap: 16px; align-items: center; padding: 9px 0; border-top: 1px solid var(--cream-2); }
.nbl-article .timeline .t-label { font-size: 14px; color: var(--ink); font-weight: 500; }
.nbl-article .timeline .t-label small { display: block; font-size: 12px; color: var(--ink-4); font-weight: 400; }
.nbl-article .timeline .t-track { position: relative; height: 14px; background: var(--cream-2); border-radius: var(--r-full); }
.nbl-article .timeline .t-bar { position: absolute; top: 0; bottom: 0; border-radius: var(--r-full); background: var(--ink); }
.nbl-article .timeline .t-bar.ongoing::after {
  content: "\2192 ongoing"; position: absolute; right: -70px; top: -2px;
  font-size: 11px; color: var(--ink-4);
}
.nbl-article .timeline .t-total { display: grid; grid-template-columns: 210px 1fr; gap: 16px; align-items: center; padding-top: 14px; margin-top: 6px; border-top: 1px solid var(--border-soft); }
.nbl-article .timeline .t-total .t-label { font-weight: 700; font-size: 14.5px; }
.nbl-article .timeline .t-total .t-track { background: none; }
.nbl-article .timeline .t-total .t-bar { background: linear-gradient(90deg, var(--primary-500), var(--accent-500)); height: 14px; position: relative; border-radius: var(--r-full); }
.nbl-article .timeline .note { font-size: 12.5px; color: var(--ink-4); margin: 16px 0 0; max-width: none; }

/* vendor cards */
.nbl-article .vendors { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 26px 0 10px; }
.nbl-article .vendor { border: 1px solid var(--border-soft); border-radius: var(--r-md); background: var(--white); padding: 22px 24px; }
.nbl-article .vendor h4 { font-family: var(--serif); font-size: 17px; font-weight: 700; margin: 0 0 6px; color: var(--ink); }
.nbl-article .vendor .tag { font-family: var(--font); font-size: 12px; font-weight: 600; color: var(--primary-700); display: block; margin-bottom: 10px; letter-spacing: .02em; }
.nbl-article .vendor p { font-size: 14.5px; color: var(--ink-2); margin: 0; max-width: none; }

/* matrix */
.nbl-article .matrix-wrap { overflow-x: auto; margin: 26px 0 8px; border: 1px solid var(--border-soft); border-radius: var(--r-md); }
.nbl-article table.matrix { border-collapse: collapse; width: 100%; font-size: 14.5px; min-width: 620px; }
.nbl-article table.matrix th, .nbl-article table.matrix td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
.nbl-article table.matrix thead th { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-4); font-weight: 700; background: var(--cream-2); }
.nbl-article table.matrix tbody tr:last-child td { border-bottom: none; }
.nbl-article table.matrix td.cap { color: var(--ink); font-weight: 500; width: 38%; }
.nbl-article table.matrix td .sub { display: block; font-size: 12.5px; color: var(--ink-4); font-weight: 400; margin-top: 3px; }
.nbl-article .yes, .nbl-article .no, .nbl-article .part { font-family: var(--font); font-size: 13.5px; font-weight: 600; display: inline-block; }
.nbl-article .yes { color: var(--primary-600); }
.nbl-article .no { color: var(--ink-4); font-weight: 500; }
.nbl-article .part { color: var(--accent-600); }
.nbl-article .legend { font-size: 12.5px; color: var(--ink-4); margin: 10px 0 0; }
.nbl-article .legend span { margin-right: 18px; font-weight: 600; }

/* faq */
.nbl-article .faq { margin-top: 8px; }
.nbl-article .faq details { border-bottom: 1px solid var(--border-soft); padding: 4px 0; }
.nbl-article .faq summary {
  cursor: pointer; font-weight: 600; font-size: 16px; padding: 16px 0; list-style: none;
  position: relative; padding-right: 30px; color: var(--ink);
}
.nbl-article .faq summary::-webkit-details-marker { display: none; }
.nbl-article .faq summary::after { content: "+"; position: absolute; right: 4px; top: 12px; font-size: 20px; color: var(--ink-4); font-weight: 400; }
.nbl-article .faq details[open] summary::after { content: "\2013"; }
.nbl-article .faq .a { padding: 0 0 18px; color: var(--ink-2); font-size: 15px; max-width: 68ch; }

/* endnote CTA */
.nbl-article .nbl-endnote {
  border-top: 1px solid var(--border-soft);
  margin-top: 56px; padding: 40px 0 8px;
}
.nbl-article .nbl-endnote h2 { margin: 0 0 12px; }
.nbl-article .nbl-endnote p { color: var(--ink-2); margin-bottom: 22px; max-width: 60ch; }
.nbl-article .nbl-endnote a.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 0 22px; height: 44px; border-radius: var(--r-full);
  background: var(--ink); color: var(--white); text-decoration: none; font-weight: 600; font-size: 15px;
  box-shadow: 0 6px 18px rgba(23,22,20,.18);
  transition: transform .2s var(--ease-out), background .2s var(--ease-out);
}
.nbl-article .nbl-endnote a.btn:hover { background: #2a3140; transform: translateY(-1px); }
.nbl-article .nbl-endnote .quiet { margin-top: 12px; font-size: 13px; color: var(--ink-4); }

/* responsive */
@media (max-width: 720px) {
  .nbl-article .fail { grid-template-columns: 1fr; }
  .nbl-article .fail .cost { border-left: none; border-top: 1px solid var(--border-soft); padding: 14px 0 0; }
  .nbl-article .vendors { grid-template-columns: 1fr; }
  .nbl-article .timeline .t-head, .nbl-article .timeline .t-row, .nbl-article .timeline .t-total { grid-template-columns: 1fr; gap: 8px; }
  .nbl-article .timeline .t-bar.ongoing::after { display: none; }
}